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Dec . 19, 2024 02:04 Back to list

6309 zz bearing dimensions

Understanding the Dimensions and Applications of 6309 ZZ Bearings


Bearings play a crucial role in various mechanical applications, ensuring smooth operation and reducing friction between moving parts. Among the many types of bearings available, the 6309 ZZ bearing is a widely used component in industries ranging from automotive to home appliances. This article will explore the dimensions, specifications, and applications of the 6309 ZZ bearing.


What is a 6309 ZZ Bearing?


The number 6309 refers to the bearing's size and type according to the International Organization for Standardization (ISO) designations. The ZZ in its name indicates that the bearing is shielded on both sides, providing protection from dust and other contaminants that could interfere with its performance. This type of bearing is classified as a deep groove ball bearing, which is renowned for its versatility and reliability.


Dimensions of the 6309 ZZ Bearing


The 6309 ZZ bearing has specific dimensions that are standardized across manufacturers. These are critical for ensuring interchangeability and fitting into various machinery and equipment. The key dimensions are as follows


- Inner Diameter (d) 45 mm - Outer Diameter (D) 100 mm - Width (B) 25 mm


In addition to these basic dimensions, the 6309 ZZ bearing has a radial clearance, which is the internal space that allows for rotation. This dimension can vary based on the bearing's application and how much clearance is necessary for optimal performance.


Load Ratings and Speed Limits


Load ratings are essential for understanding how much weight a bearing can support without failure. The dynamic load rating for the 6309 ZZ bearing typically ranges around 25,000 N (Newtons), while the static load rating is about 12,000 N. These values provide a good indication of the bearing's capabilities.


6309 zz bearing dimensions

6309 zz bearing dimensions

When it comes to speed limits, the 6309 ZZ bearing can generally operate at high rotational speeds—often up to 7,500 RPM (Revolutions Per Minute). However, actual performance can vary based on lubrication, operating temperature, and other operational conditions.


Applications of the 6309 ZZ Bearing

Given its robust design and favorable dimensions, the 6309 ZZ bearing is highly versatile and used in a wide range of applications. Some common uses include


1. Automotive Industry The 6309 ZZ bearing is frequently found in car engines, wheel hubs, and electric motors. In automotive applications, it helps reduce friction between rotating components, ensuring smooth functionality.


2. Industrial Machinery These bearings are used in various types of industrial machinery, including conveyors, gear drives, and pumps. Their durability and load-bearing capabilities make them ideal for heavy-duty applications.


3. Home Appliances In products such as washing machines and refrigerators, the 6309 ZZ bearing aids in the effective operation of motors and other moving parts, contributing to overall energy efficiency and noise reduction.


4. Electric Motors The 6309 ZZ bearing is commonly used in both AC and DC motors, where it supports the rotor and facilitates smooth motion, enhancing performance and longevity.


Conclusion


In conclusion, the 6309 ZZ bearing is an essential component widely used in various industries due to its specific dimensions, load ratings, and versatility. Understanding its properties and applications is crucial for engineers and technicians who aim to optimize machinery performance. Whether in automotive, industrial, or residential settings, the 6309 ZZ bearing exemplifies efficiency and reliability, making it a staple in modern mechanical design. By choosing the right bearing for the appropriate application, users can enhance the operational effectiveness of their equipment while minimizing wear and tear, ultimately leading to longer service life and reduced maintenance costs.


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